18450978052

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{2347}}^1$

素因数の和:2565

約数の個数: 96

約数和(自身を含む): 37460931200

約数和(自身を除く): 19009953148

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 73, 76, 109, 146, 218, 247, 292, 436, 494, 949, 988, 1387, 1417, 1898, 2071, 2347, 2774, 2834, 3796, 4142, 4694, 5548, 5668, 7957, 8284, 9388, 15914, 18031, 26923, 30511, 31828, 36062, 44593, 53846, 61022, 72124, 89186, 103441, 107692, 122044, 151183, 171331, 178372, 206882, 255823, 302366, 342662, 413764, 511646, 579709, 604732, 685324, 1023292, 1159418, 1965379, 2227303, 2318836, 3255289, 3325699, 3930758, 4454606, 4860637, 6510578, 6651398, 7861516, 8909212, 9721274, 13021156, 13302796, 18675079, 19442548, 37350158, 42318757, 63188281, 74700316, 84637514, 126376562, 169275028, 242776027, 252753124, 354826501, 485552054, 709653002, 971104108, 1419306004, 4612744513, 9225489026, 18450978052]

約数ペア:

[(1, 18450978052), (2, 9225489026), (4, 4612744513), (13, 1419306004), (19, 971104108), (26, 709653002), (38, 485552054), (52, 354826501), (73, 252753124), (76, 242776027), (109, 169275028), (146, 126376562), (218, 84637514), (247, 74700316), (292, 63188281), (436, 42318757), (494, 37350158), (949, 19442548), (988, 18675079), (1387, 13302796), (1417, 13021156), (1898, 9721274), (2071, 8909212), (2347, 7861516), (2774, 6651398), (2834, 6510578), (3796, 4860637), (4142, 4454606), (4694, 3930758), (5548, 3325699), (5668, 3255289), (7957, 2318836), (8284, 2227303), (9388, 1965379), (15914, 1159418), (18031, 1023292), (26923, 685324), (30511, 604732), (31828, 579709), (36062, 511646), (44593, 413764), (53846, 342662), (61022, 302366), (72124, 255823), (89186, 206882), (103441, 178372), (107692, 171331), (122044, 151183)]